If you use your national health insurance because you had a trouble with somebody ,such as traffic accident you need to report it to the office.in the city hall .
Example (You should submit if you are in the sutuations,such as....... )
accident with somebody
accident with a dog
*You must submit it even if you paied for it by yourself.
If you need more information, please call 096-328-2264 national insuarance